judicial system vs judicature

judicial system and judicature both are nouns.

Word	Noun	Adjective	Verb	Adverb
judicial system	Yes	No	No	No
judicature	Yes	No	No	No

As nouns, judicial system and judicature are synonyms defined as:

judicial system and judicature: the system of law courts that administer justice and constitute the judicial branch of government

Other synonyms of judicial system include judicatory, judiciary.

judicial system (noun)	judicature (noun)
the system of law courts that administer justice and constitute the judicial branch of government	the act of meting out justice according to the law
	the position of judge
	the system of law courts that administer justice and constitute the judicial branch of government
	an assembly (including one or more judges) to conduct judicial business